dbus: complete exec coverage

1 files changed, 220 insertions, 0 deletions

diff --git a/src/dbus-execute.c b/src/dbus-execute.c
index 8840396bc1..a41b63992b 100644
--- a/src/dbus-execute.c
+++ b/src/dbus-execute.c
@@ -21,8 +21,228 @@
 
 #include <errno.h>
 #include <dbus/dbus.h>
+#include <sys/prctl.h>
 
 #include "dbus-execute.h"
+#include "missing.h"
+#include "ioprio.h"
 
 DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_execute_append_input, exec_input, ExecInput);
 DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_execute_append_output, exec_output, ExecOutput);
+
+int bus_execute_append_oom_adjust(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+        ExecContext *c = data;
+        int32_t n;
+
+        assert(m);
+        assert(i);
+        assert(property);
+        assert(c);
+
+        if (c->oom_adjust_set)
+                n = c->oom_adjust;
+        else {
+                char *t;
+
+                n = 0;
+                if (read_one_line_file("/proc/self/oom_adj", &t) >= 0) {
+                        safe_atoi(t, &n);
+                        free(t);
+                }
+        }
+
+        if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &n))
+                return -ENOMEM;
+
+        return 0;
+}
+
+int bus_execute_append_nice(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+        ExecContext *c = data;
+        int32_t n;
+
+        assert(m);
+        assert(i);
+        assert(property);
+        assert(c);
+
+        if (c->nice_set)
+                n = c->nice;
+        else
+                n = getpriority(PRIO_PROCESS, 0);
+
+        if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &n))
+                return -ENOMEM;
+
+        return 0;
+}
+
+int bus_execute_append_ioprio(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+        ExecContext *c = data;
+        int32_t n;
+
+        assert(m);
+        assert(i);
+        assert(property);
+        assert(c);
+
+        if (c->ioprio_set)
+                n = c->ioprio;
+        else
+                n = ioprio_get(IOPRIO_WHO_PROCESS, 0);
+
+        if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &n))
+                return -ENOMEM;
+
+        return 0;
+}
+
+int bus_execute_append_cpu_sched_policy(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+        ExecContext *c = data;
+        int32_t n;
+
+        assert(m);
+        assert(i);
+        assert(property);
+        assert(c);
+
+        if (c->cpu_sched_set)
+                n = c->cpu_sched_policy;
+        else
+                n = sched_getscheduler(0);
+
+        if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &n))
+                return -ENOMEM;
+
+        return 0;
+}
+
+int bus_execute_append_cpu_sched_priority(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+        ExecContext *c = data;
+        int32_t n;
+
+        assert(m);
+        assert(i);
+        assert(property);
+        assert(c);
+
+        if (c->cpu_sched_set)
+                n = c->cpu_sched_priority;
+        else {
+                struct sched_param p;
+                n = 0;
+
+                zero(p);
+                if (sched_getparam(0, &p) >= 0)
+                        n = p.sched_priority;
+        }
+
+        if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &n))
+                return -ENOMEM;
+
+        return 0;
+}
+
+int bus_execute_append_affinity(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+        ExecContext *c = data;
+        dbus_bool_t b;
+        DBusMessageIter sub;
+
+        assert(m);
+        assert(i);
+        assert(property);
+        assert(c);
+
+        if (!(dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "y", &sub)))
+                return -ENOMEM;
+
+        if (c->cpuset)
+                b = dbus_message_iter_append_fixed_array(&sub, DBUS_TYPE_BYTE, &c->cpuset, CPU_ALLOC_SIZE(c->cpuset_ncpus));
+        else
+                b = dbus_message_iter_append_fixed_array(&sub, DBUS_TYPE_BYTE, &c->cpuset, 0);
+
+        if (!b)
+                return -ENOMEM;
+
+        if (!dbus_message_iter_close_container(i, &sub))
+                return -ENOMEM;
+
+        return 0;
+}
+
+int bus_execute_append_timer_slack_ns(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+        ExecContext *c = data;
+        uint64_t u;
+
+        assert(m);
+        assert(i);
+        assert(property);
+        assert(c);
+
+        if (c->timer_slack_ns_set)
+                u = (uint64_t) c->timer_slack_ns_set;
+        else
+                u = (uint64_t) prctl(PR_GET_TIMERSLACK);
+
+        if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT64, &u))
+                return -ENOMEM;
+
+        return 0;
+}
+
+int bus_execute_append_capabilities(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+        ExecContext *c = data;
+        char *t = NULL;
+        const char *s;
+        dbus_bool_t b;
+
+        assert(m);
+        assert(i);
+        assert(property);
+        assert(c);
+
+        if (c->capabilities)
+                s = t = cap_to_text(c->capabilities, NULL);
+        else
+                s = "";
+
+        if (!t)
+                return -ENOMEM;
+
+        b = dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &s);
+        cap_free(t);
+
+        if (!b)
+                return -ENOMEM;
+
+        return 0;
+}
+
+int bus_execute_append_rlimits(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+        ExecContext *c = data;
+        int r;
+        uint64_t u;
+
+        assert(m);
+        assert(i);
+        assert(property);
+        assert(c);
+
+        assert_se((r = rlimit_from_string(property)) >= 0);
+
+        if (c->rlimit[r])
+                u = (uint64_t) c->rlimit[r]->rlim_max;
+        else {
+                struct rlimit rl;
+
+                zero(rl);
+                getrlimit(r, &rl);
+
+                u = (uint64_t) rl.rlim_max;
+        }
+
+        if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT64, &u))
+                return -ENOMEM;
+
+        return 0;
+}